The Crystal Jewel
Aug13

The Crystal Jewel

The other day, I was reminded of a recent visit to Questacon, our National Science and Technology Centre where my favourite exhibit involved swapping a rather large jewel with a bag of sand. Swap a ‘diamond’ sitting on a pressure sensor with a bag of sand, so you don’t wake the statue Much like the Indiana Jones movie, the skull (or in this case, diamond) was sitting on a pressure sensitive plate so you can see the...

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